Display screen or portion thereof with graphical user interface



The FIGURE is a front view of a display screen or portion thereof with graphical user interface showing our new design, in which a display device in broken line is provided to illustrate an example environment.

The broken lines in the figures show portions of the display screen or portion thereof with graphical user interface which form no part of the claimed design. The broken line showing of the display device is for environmental purposes only and forms no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 